Firstly, roughly mashed the boiled potatoes and keep them aside.
After that, heat ghee/oil in a pressure cooker.
Further, add cumin seeds and let them sizzle.
Additionally, add coriander powder, red chili powder, black pepper powder, green chili, and grated ginger and saute for a few seconds.
Now, add water as required for boiled potatoes and mix well.
After boiling water, add roughly mashed potatoes, and mix well. Adjust the consistency of the water.
Further, add sendha namak or rock salt as required.
Simmer on a low flame till the aloo gravy thickens a bit and stir in between.
After that, add homemade amchur powder or lemon juice in it and mix well.
Cook this aloo sabzi for navratri on low flame for a few minutes.
When the potato curry for fast or vrat is done then you will see some oil on the top of this sabzi.
Now, add finely chopped fresh coriander and mix well all the ingredients.
Finally, Vrat wale Aloo is ready and served with Kuttu Paratha, Kuttu Poori, or Kuttu Cheela.